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Book
Year: 2005 Publisher: [Portland, OR] : USDA, Forest Service, Pacific Northwest Research Station,
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Book
Year: 2007 Publisher: Portland, OR : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
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Forest soils --- Red alder --- Douglas fir --- Fertilization. --- Growth.
Book
Year: 2006 Publisher: [Washington, D.C.] : United States Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
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Book
Year: 2007 Publisher: Portland, OR : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
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Douglas fir --- Forest thinning --- Growth. --- Coast Ranges.
Book
Year: 2010 Publisher: Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, in cooperation with U.S. Dept. of the Interior, Bureau of Land Management,
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Forest soils --- Soils --- Effect of logging on --- Quality --- Measurement.
Book
Year: 2004 Publisher: Portland, OR : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
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Douglas fir --- Growth. --- Spacing
Book
Year: 2016 Publisher: Portland, OR : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station,
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Douglas fir --- Forest soils --- Forest thinning --- Soils --- Forest site quality --- Growth. --- Thinning --- Fertilization --- Nitrogen content
Book
Year: 1979 Publisher: Portland Or. : Pacific Northwest Forest and Range Expriment Station, U.S. Dept. of Agriculture, Forest Service,
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Douglas fir --- Fertilizers --- Forest soils --- Fertilization
Book
Year: 2001 Publisher: Portland, OR : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
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Drill core analysis --- Penetrometers --- Soils --- Equipment and supplies --- Evaluation. --- Density --- Measurement
Book
Year: 2001 Publisher: Portland, OR : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station,
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Douglas fir --- Douglas fir --- Growth. --- Fertilizers
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